Seiko Cal. 3817 - 825

The Seiko 3817-825 represents an important milestone in Seiko's 1978 lineup. Powered by the 3817 caliber with 34j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-efabd0a511b2]

Also known as: UFO, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1978

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